Home & ADU Floor Plans Ready for Construction

The Hide – 200 Sq Ft Studio 3D ADU Plan

The Hide – 200 Sq Ft Studio ADU Floor Plan

From $60,000

area 200 sq ft bedrooms Studio bathrooms 1 Bath
Micro – 200 Sq Ft Studio 3D ADU Plan

Micro – 200 Sq Ft Studio One-Story ADU Floor Plan

From $60,000

area 200 sq ft bedrooms Studio bathrooms 1 Bath
Micro 267 – Compact Living Series: Studio ADU Floor Plan

Micro – 267 Sq Ft Studio ADU Floor Plan

From $80,100

area 267 sq ft bedrooms Studio bathrooms 1 Bath
Casa Piccola – 1 Bedroom ADU: 3D Floor Plan

Casa Piccola – 352 Sq Ft One-Bedroom ADU Plan

From $105,600

area 352 sq ft bedrooms 1 Bed bathrooms 1 Bath
Casa Siesta – 1 Bed Garage Conversion ADU: 3D Floor Plan

Casa Siesta – 430 Sq Ft 1-Bedroom Garage ADU Plan

From $128,997

area 430 sq ft bedrooms 1 Bed bathrooms 1 Bath
Woodline – Modern Form Series: 3D Floor Plan

Woodline – 443 Sq Ft 1-Bedroom ADU Floor Plan

From $132,900

area 443 sq ft bedrooms 1 Bed bathrooms 1 Bath
Casa del Fuego – Rancho Sol Series: 3D Floor Plan

Casa del Fuego – 478 Sq Ft 1-Bedroom ADU Floor Plan

From $143,400

area 478 sq ft bedrooms 1 Bed bathrooms 1 Bath
Studio 480 – Studio ADU 3D Floor Plan (480 sq ft)

Studio – 480 Sq Ft One-Story ADU Floor Plan

From $144,000

area 480 sq ft bedrooms Studio bathrooms 1 Bath
Urban 50 – Studio ADU 3D Floor Plan (495 sq ft)

Urban 50 – 495 Sq Ft Studio ADU Floor Plan

From $148,500

area 495 sq ft bedrooms Studio bathrooms 1 Bath
The Nest – Studio ADU 3D Floor Plan (500 sq ft)

The Nest – 500 Sq Ft Studio ADU Floor Plan

From $149,970

area 500 sq ft bedrooms Studio bathrooms 1 Bath
Angle One – Modern Form Series: 3D Floor Plan

Angle One – 525 Sq Ft 1-Bedroom ADU Floor Plan

From $157,500

area 525 sq ft bedrooms 1 Bed bathrooms 1 Bath
Casa Agile – 2 Bedroom ADU Floor Plan

Casa Agile – 543 Sq Ft 2-Bedroom ADU Floor Plan

From $162,900

area 543 sq ft bedrooms 2 Bed bathrooms 1 Bath
Luna – 600 Sq Ft 3D ADU Floor Plan

Luna – 600 Sq Ft 1-Bedroom One-Story ADU Plan

From $180,000

area 600 sq ft bedrooms 1 Bed bathrooms 1 Bath
Nova 705 – Modern Form Series: 3D Floor Plan

Nova – 705 Sq Ft 3-Bedroom ADU Plan

From $211,500

area 705 sq ft bedrooms 3 Bed bathrooms 2 Bath
Villa Largo – Rustica Series: 3D Floor Plan

Villa Largo – 748 Sq Ft 2-Bedroom ADU Plan

From $224,400

area 748 sq ft bedrooms 2 Bed bathrooms 1 Bath
La Terraza – Rustica Series: 800 sq ft ADU 3D floor plan

La Terraza – 800 Sq Ft 2-Bed ADU Plan

From $240,000

area 800 sq ft bedrooms 2 Bed bathrooms 2 Bath
Family Nest – 3 Bedroom ADU: 3D Floor Plan

Family Nest – 897 Sq Ft 3-Bedroom ADU Floor Plan

From $269,100

area 897 sq ft bedrooms 3 Bed bathrooms 2 Bath
Pancake Morning – Cottage Roots Series: 3D Floor Plan

Pancake Morning – 999 Sq Ft 3-Bedroom ADU Plan

From $299,700

area 999 sq ft bedrooms 3 Bed bathrooms 2 Bath
Luma – 2 Bed ADU: 3D Floor Plan

Luma – 1089 Sq Ft Two-Bedroom ADU Floor Plan

From $326,700

area 1089 sq ft bedrooms 2 Bed bathrooms 2 Bath
Lantern Hollow – 1100 Sq Ft 4-Bed 3D ADU Plan

Lantern Hollow – 1100 Sq Ft 4-Bedroom ADU Plan

From $330,000

area 1100 sq ft bedrooms 4 Bed bathrooms 2 Bath
Horizon House – Modern Form Series: 1200 Sq Ft 3-Bedroom ADU 3D Floor Plan

Horizon House – 1200 Sq Ft 3-Bedroom ADU Plan

From $300,000

area 1200 sq ft bedrooms 3 Bed bathrooms 2 Bath
Copper Nest – 1,200 Sq Ft 3D 4-Bed ADU Plan

Copper Nest – 1,200 Sq Ft 4-Bedroom ADU Floor Plan

From $360,000

area 1200 sq ft bedrooms 4 Bed bathrooms 2 Bath
Palm Crest – 1900 Sq Ft 4-Bedroom One-story 3D House Plan

Palm Crest – 1900 Sq Ft 4-Bedroom One-story House Plan

From $475,000

area 1900 sq ft bedrooms 4 Bed bathrooms 2.5 Bath
Clearview House – Modern Form Series: 3D Floor Plan

Clearview House – 2100 Sq Ft 3-Bedroom House Plan

From $525,000

area 2100 sq ft bedrooms 3 Bed bathrooms 2 Bath
Sunset Point – Rustica Series: 3D Floor plan

Sunset Point – 2430 Sg Ft House Plan

From $607,500

area 2430 sq ft bedrooms 3 Bed bathrooms 2 Bath
Ironwill House – 4000 Sq Ft House Plan 3D

Ironwill House – 4000 Sq Ft 4-Bedroom 2 Story House Plan

From $1,000,000

area 4000 sq ft bedrooms 4 Bed bathrooms 4 Bath
Vista Mare – 4,000 Sq Ft 4-Bedroom 3D House Plan

Vista Mare – 4,000 Sq Ft One-Story 4-Bedroom House Plan

From $1,000,000

area 4000 sq ft bedrooms 4 Bed bathrooms 5 Bath
Villa Serenita – 5,000 Sq Ft Two-Story 3D House Plan

Villa Serenita – 5,000 Sq Ft Two-Story House Plan

From $1,250,000

area 5000 sq ft bedrooms 5 Bed bathrooms 4 Bath
Villa Solaria – 6,000 Sq Ft One-Story 5-Bed 3D House Plan

Villa Solaria – 6,000 Sq Ft One-Story 5-Bed House Plan

From $1,500,000

area 6000 sq ft bedrooms 5 Bed bathrooms 7 Bath
Casa Luminara – 7,000 Sq Ft Two-Story 6-Bed 3D House Plan

Casa Luminara – 7,000 Sq Ft Two-Story 6-Bed House Plan

From $1,750,000

area 7000 sq ft bedrooms 6 Bed bathrooms 7 Bath
Villa Solare – 10,000 Sq Ft 8-Bed Two-Story House Plan

Villa Solare – 10,000 Sq Ft 8-Bed Two-Story House Plan

From $2,500,000

area 10000 sq ft bedrooms 8 Bed bathrooms 13 Bath

Floor Plan Options for Every Lot and Lifestyle

We offer a wide range of house and ADU floor plans tailored to urban, suburban, and hillside lots across California:

  • Single-story floor plans for aging in place, families with children, or easier builds on flat lots.
  • Two-story floor plans for narrow or compact sites that require vertical solutions.
  • Modern floor plans with open concepts, high ceilings, and seamless indoor-outdoor flow.
  • Cottage-style homes perfect for backyard builds, guest houses, or rural lots.
  • 3D floor plans available for better visualization before construction.
  • Custom floor plan design based on your unique site and preferences.
Retiro de la Familia – 1,148 Sq Ft 3D Floor Plan
Retiro de la Familia – 1,148 Sq Ft House Exterior

Explore Floor Plans by Size

Looking for a specific square footage? Browse our most popular house and ADU plans by size:

All our house and ADU floor plans can be customized to better suit your lot, layout preferences, or lifestyle needs. Whether you’re expanding an existing home or building new, we offer flexible solutions tailored to your vision.

Build With Confidence in California

Our home and ADU floor plans are developed by experienced California-based designers. We don’t just create beautiful visuals — we deliver plans ready for engineering, permits, and construction.

Need changes? Our in-house team offers fast customization for lot shape, square footage, or architectural style. Whether you’re building in Los Angeles, San Jose, San Diego, or anywhere in between — we’ll help you move from concept to construction with ease.

Start Your Home Project Today

Explore our growing library of buildable floor plans for homes and ADUs — or contact us to design a custom plan tailored to your lot and lifestyle. Ataman Studio makes it easy to turn your California dream home into reality.